1) sludge return ratio
污泥回流比
1.
This paper investigates the removal effect of organic matters and nitrogen of inverted A2/O process at different HRT,DO,sludge return ratio and so on.
分别考察了在不同水力停留时间、溶解氧、污泥回流比等条件下,倒置A2/O工艺的脱氮效果和有机物去除效果,结果表明,对于城市生活污水而言,当好氧区水力停留时间为6 h,且好氧区前端溶解氧浓度为3 mg/L、中后端为2 mg/L,污泥回流比为200%时工艺能获得较好的脱氮效果和有机物去除效果。
2.
The results showed that for the urban wastewater,the A~2/O process has more stronger removal effect with HRT 6 h and DO 3 mg/L in aerobic area,sludge return ratio 100%,mixed-liquor return ratio 300%.
分别考察了不同HRT、DO、混合液和污泥回流比、温度、C/N比等条件下,A2/O工艺的脱氮效果和有机物去除效果。
3.
Aimed at the main technical problems existing in typical reversed A2/O process,such as low one-way sludge return ratio,no mixed-liquor return,low denitrification efficiency and so on,as well as their influence on volume of anaerobic tank(or HRT)and standard effluent quality,the suggestions for improvement in design are put forward on the basis of analyzing the process and its design method.
在剖析倒置A2/O典型工艺及其设计方法的基础上,针对工艺中存在的单向污泥回流比低、无混合液回流、反硝化效率低等主要技术问题,以及由此引起的对厌氧池容积(或HRT)、出水水质达标的影响,提出改进设计的建议,并通过对工程实例的核算,论证了改进工艺及其设计方法的合理性,从而为城镇污水处理工程的改进设计提供了参考。
2) sludge recycle ratio
污泥回流比
1.
The influence of sludge recycle ratio on the step-feed A/O biological nitrogen removal process;
污泥回流比对分段进水A/O生物脱氮工艺的影响
2.
The best sludge recycle ratio and aeration intensity of Shenyang Mantang River wastewater treatment plant were confirmed.
检测代表性的5个水质指标:氨氮(NH3-N)、总磷(T-P)、化学需氧量(COD)、生化需氧量(BOD5)、固体悬浮物(SS)的去除率,确定沈阳市满堂河污水处理厂最佳的污泥回流比与最佳曝气量。
3) sludge reflux ratio
污泥回流比
1.
Influences of dissolved oxygen concentration,sludge reflux ratio and temperature on pollutant removal were investigated.
通过调节使其按倒置A2/O模式运行,并开展了脱氮除磷的生产性试验,考察了溶解氧浓度、污泥回流比、温度等对除污效果的影响。
2.
The performance of the CMASPFT in biological removals of nitrogen and phosphorus was studied under 3 sludge reflux ratio(SRR).
介绍了多点交替进水五箱一体式工艺的流程与特点,研究了不同污泥回流比下反应器对氮、磷的去除效果。
4) return sludge ratio
污泥回流比
1.
Effects of return sludge ratio on hybrid biofilm-activated sludge process;
污泥回流比对复合式生物膜-活性污泥工艺的影响研究
2.
The effects of the return sludge ratio and the return mixed liquid ratio on the removal of nitrogen and phosphorus were studied in the modified A2/O process.
实验研究了污泥回流比和混合液回流比对改良A2/O工艺脱氮除磷的影响。
5) inverse sludge
污泥回流
1.
The key factor of dephosphorization & denitrification is to control the inverse sludge system.
该工艺中对污泥回流系统的控制是除磷脱氮最关键的因素。
6) sludge recirculation
污泥回流
1.
The problem that the present sediment theory does not consider sludge recirculation effect on the efficiency of particle settling is studied.
根据所得模型分析了在平流沉淀池中吸泥机带走的污泥回流量对颗粒沉降的影响。
2.
Aiming at the problems of conventional treatment of fluorine-containing wastewater in color t elevision kinescope factory,an experiment on the enhanced coagulation treatment by sludge recirculation is carried out.
针对彩管厂含氟废水常规处理工艺存在的问题,提出了合理的污泥回流强化混凝处理工艺,并在实验室小试研究和实际生产运行中取得了很好的处理效果,出水F-质量浓度控制在10。
补充资料：污泥回流比
分子式：
CAS号：
性质：在活性污泥法废水处理系统中，从二次沉淀池回流到曝气池的污泥流量与通过曝气池的废水平均流量的比率。以百分数表示。回流污泥的作用是保证曝气池中保持足够的污泥浓度并进行微生物接种。污泥回流比与曝气池的形式、运行方式、污泥含水率及废水水质有关。普通活性污泥法的污泥回流比为25％～50％。
CAS号：
性质：在活性污泥法废水处理系统中，从二次沉淀池回流到曝气池的污泥流量与通过曝气池的废水平均流量的比率。以百分数表示。回流污泥的作用是保证曝气池中保持足够的污泥浓度并进行微生物接种。污泥回流比与曝气池的形式、运行方式、污泥含水率及废水水质有关。普通活性污泥法的污泥回流比为25％～50％。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条